we saw what the libyan outage did to the brent crude oil prices and what it did to the west texas prices as well it kept it sustained at levels much higher than we otherwise would have been. and even this iranian situation has probably added a good 15 to 20 dollars a barrel in geo political premium right now. >> and finally what about the demand picture in the first quarter with europe still in question. >> that lacks to be very much in doubt. not only here we're seeing gas-- gasoline demand down 5% week in and week out and the chinese economy say big question mark. the data we're getting from there is pointing to a slowdown. and whether or not it's going to be significant or not, what remains to be seen. but they are the swing demand center. so the way we talk about saudi arabia's oil being so precious to supply, china's demand is equally as precious on 9 demand side of the equation. >> tom: the outlook north outlook at oil. john kilduff. >> from aisle to ipo this year saw the return of the internet public offering. lots of hype surrounding stocks like linkedin and zynga but investors d